Four p international pvt ltd ensures varieties of caulking gun. Gallon cartridge air caulking gun is a part of those products. Salient features are as follows:
1. do a 4 hour job in 45 minutes
2. trigger allows you to vary amount of material
3. only instant load twist lock bayonet on market
4. 3 feet air hose 1/4 inch npt 70 psi max
5. 14.5 oz in weight
